FIDO2 and W3C WebAuthn Standard
What is FIDO2 and W3C WebAuthn Standard?
FIDO2 (Fast IDentity Online) comprises the W3C Web Authentication (WebAuthn) specification and the FIDO Alliance Client-to-Authenticator Protocol (CTAP). WebAuthn Level 3 (2025) enables passwordless authentication using public key cryptography.
How FIDO2 and W3C WebAuthn Standard maps to other frameworks
Every control, each one mapped to the equivalent requirement in other standards, with the evidence that carries across and the mappings that were judged and rejected shown alongside. No account needed to look.
See the control mappings →How FIDO2 and W3C WebAuthn Standard groups its controls
Where FIDO2 and W3C WebAuthn Standard overlaps with the standards you already hold
What FIDO2 and W3C WebAuthn Standard means in your sector
What FIDO2 and W3C WebAuthn Standard means for your job
Questions people ask about FIDO2 and W3C WebAuthn Standard
What is FIDO2 and W3C WebAuthn Standard?
Where does FIDO2 and W3C WebAuthn Standard apply?
What frameworks does FIDO2 and W3C WebAuthn Standard map to?
How do I get started with FIDO2 and W3C WebAuthn Standard compliance?
Query FIDO2 and W3C WebAuthn Standard programmatically
FIDO2 and W3C WebAuthn Standard and every mapping into other standards are available over a REST endpoint and an MCP server, so an agent can read them directly. The free tier is 10 calls a day and needs no signup.
FIDO2 and W3C WebAuthn Standard API reference and MCP config →What FIDO2 and W3C WebAuthn Standard requires, control by control
Each page carries the requirement text for one FIDO2 and W3C WebAuthn Standard control and what an assessor expects to see as evidence.
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